loongson/pypi: links for screenshotformat

loongson/mirror ScreenshotFormat-1-py3-none-any.whl
loongson/mirror ScreenshotFormat-0.90-py3-none-any.whl
loongson/mirror ScreenshotFormat-0.16-py3-none-any.whl
loongson/mirror ScreenshotFormat-0.9-py3-none-any.whl